{"id":230160,"date":"2024-01-03T08:09:54","date_gmt":"2024-01-03T08:09:54","guid":{"rendered":"https:\/\/www.devsecops.ltd\/?p=230160"},"modified":"2024-03-28T07:11:06","modified_gmt":"2024-03-28T07:11:06","slug":"how-to-use-stride-threat-model","status":"publish","type":"post","link":"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/","title":{"rendered":"How to Use the STRIDE Threat Model?"},"content":{"rendered":"<p>Hey, all security geeks! This time, we are going to make a deep splash inside the world of STRIDE Threat Modeling. Imagine yourself as a superhero of Software System Security who is equipped with tools to find and neutralize enemies that are going to threaten citizens. This article is about how one should apply the STRIDE threat model well, step by step, to apply it well and derive the security requirements of your applications.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_67_1 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#What_is_STRIDE_Threat_Model\" title=\"What is STRIDE Threat Model?\">What is STRIDE Threat Model?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#Step-by-Step_Guide_to_Using_STRIDE_Threat_Model\" title=\"Step-by-Step Guide to Using STRIDE Threat Model\">Step-by-Step Guide to Using STRIDE Threat Model<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#1_Identify_and_Document_the_Assets\" title=\"1. Identify and Document the Assets\">1. Identify and Document the Assets<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#2_Decompose_the_System\" title=\"2. Decompose the System\">2. Decompose the System<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#3_Analyze_Each_Component_using_STRIDE\" title=\"3. Analyze Each Component using STRIDE\">3. Analyze Each Component using STRIDE<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#4_Identify_Potential_Threats_and_Vulnerabilities\" title=\"4. Identify Potential Threats and Vulnerabilities\">4. Identify Potential Threats and Vulnerabilities<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#5_Assess_the_Likelihood_and_Impact\" title=\"5. Assess the Likelihood and Impact\">5. Assess the Likelihood and Impact<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#6_Prioritize_and_Mitigate_the_Risks\" title=\"6. Prioritize and Mitigate the Risks\">6. Prioritize and Mitigate the Risks<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#7_Test_Monitor_and_Iterate\" title=\"7. Test, Monitor, and Iterate\">7. Test, Monitor, and Iterate<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#Real-World_Example_of_STRIDE_Threat_Model_in_Action\" title=\"Real-World Example of STRIDE Threat Model in Action\">Real-World Example of STRIDE Threat Model in Action<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.devsecops.ltd\/how-to-use-stride-threat-model\/#Conclusion\" title=\"Conclusion\">Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_STRIDE_Threat_Model\"><\/span><b>What is STRIDE Threat Model?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Before we dive into the details, let&#8217;s first make a very brief summary of what the STRIDE threat model is: STRIDE is a powerful acronym that presents 6 different categories of threats.<\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>S<\/b><span style=\"font-weight: 400;\">poofing Identity: Impersonating or faking someone&#8217;s identity.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T<\/b><span style=\"font-weight: 400;\">ampering with Data: Unauthorized modification or alteration of data.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>R<\/b><span style=\"font-weight: 400;\">epudiation: Denying or disavowing actions or transactions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>I<\/b><span style=\"font-weight: 400;\">nformation Disclosure: Unauthorized access or exposure of sensitive information.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>D<\/b><span style=\"font-weight: 400;\">enial of Service: Impairing access to resources.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>E<\/b><span style=\"font-weight: 400;\">levation of Privilege: Gaining illegal access to higher privileges or capabilities.<\/span><\/li>\n<\/ul>\n<p>Taking these threats into consideration systemically becomes absolutely necessary,<br \/>\nunderstanding the problem space at different stages of the application lifecycle, and hence enhancing the security posture of the application.<\/p>\n<blockquote><p>Also Read, <a href=\"https:\/\/www.devsecops.ltd\/how-to-do-threat-modeling\/\">Best Way To Do Threat Modeling\u00a0<\/a><\/p><\/blockquote>\n<h2><span class=\"ez-toc-section\" id=\"Step-by-Step_Guide_to_Using_STRIDE_Threat_Model\"><\/span><b>Step-by-Step Guide to Using STRIDE Threat Model<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Let&#8217;s get our geek on and dive into the steps of using the STRIDE threat model:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Identify_and_Document_the_Assets\"><\/span><b>1. Identify and Document the Assets<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Note important assets or system parts that need protection. It might go from sensitive data to function, from user interfaces to parts of infrastructure. Document these to have a clear overview of what should be secured<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Decompose_the_System\"><\/span><b>2. Decompose the System<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Divide the system into smaller components, such as modules or services. This decomposition helps you understand the system&#8217;s architecture and identify potential entry points for threats.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Analyze_Each_Component_using_STRIDE\"><\/span><b>3. Analyze Each Component using STRIDE<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">For each component, analyze the potential threats using the STRIDE model. Consider how each threat category could impact the component and what vulnerabilities might be exploited.<\/span><\/p>\n<blockquote><p>Also Read,\u00a0<a href=\"https:\/\/www.devsecops.ltd\/threat-modeling-vs-penetration-testing\/\">How to Improve Your Analytics Thinking in Threat Modeling<\/a><\/p><\/blockquote>\n<h3><span class=\"ez-toc-section\" id=\"4_Identify_Potential_Threats_and_Vulnerabilities\"><\/span><b>4. Identify Potential Threats and Vulnerabilities<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Brainstorm potential threats and vulnerabilities that align with each STRIDE category. Think about how an attacker could exploit each threat and the impact it would have on the system.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Assess_the_Likelihood_and_Impact\"><\/span><b>5. Assess the Likelihood and Impact<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Evaluate the likelihood of each threat and its potential. The threat is considered on the potential impact caused to the system, including even losing data, its financial impacts, or reputation of the organization, and the probability of occurrence.<\/p>\n<blockquote><p>Also Read,\u00a0<a href=\"https:\/\/www.devsecops.ltd\/threat-modeling-best-practices\/\">Threat Modeling Best Practices<\/a><\/p><\/blockquote>\n<h3><span class=\"ez-toc-section\" id=\"6_Prioritize_and_Mitigate_the_Risks\"><\/span><b>6. Prioritize and Mitigate the Risks<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Prioritize the threats with regard to likelihood and impact. Give attention to the risks of high priority with respect to mitigation. Identify the mitigations or countermeasures that will reduce the likelihood or impact of each threat appropriately. For example, access control mechanisms, data encryption, or input validation mechanisms.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Test_Monitor_and_Iterate\"><\/span><b>7. Test, Monitor, and Iterate<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Verify if the mitigations put in place are working or not, and keep monitoring the system to capture new threats or vulnerabilities that might enter.&#8221; Continue iterating and updating your threat model continuously as and when either new identified risks call for or the system evolves.<\/p>\n<blockquote><p>Also Read,\u00a0<a href=\"https:\/\/www.devsecops.ltd\/threat-modeling-vs-penetration-testing\/\">Threat Modeling vs Penetration Testing<\/a><\/p><\/blockquote>\n<h2><span class=\"ez-toc-section\" id=\"Real-World_Example_of_STRIDE_Threat_Model_in_Action\"><\/span><b>Real-World Example of STRIDE Threat Model in Action<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Let&#8217;s bring STRIDE threat modeling to life with a real-world example. Imagine you&#8217;re developing a banking application. By using the STRIDE model, you can:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Identify potential spoofing threats by implementing robust authentication mechanisms, such as multi-factor authentication.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Address tampering risks by employing secure data storage and encryption techniques.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mitigate the risk of repudiation by implementing secure audit trails and digital signatures.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Protect against information disclosure by adopting strict access controls and data masking techniques.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Guard against denial of service attacks by implementing rate-limiting mechanisms and load balancing.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Prevent elevation of privilege by using role-based access controls and least privilege principles.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">By following the STRIDE threat modeling approach, you&#8217;ll build a secure banking application that safeguards user data and resources effectively.<\/span><\/p>\n<blockquote><p>Also Read,\u00a0<a href=\"https:\/\/www.devsecops.ltd\/types-of-threat-modeling-methodology\/\">Types of Threat Modeling Methodology<\/a><\/p><\/blockquote>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><b>Conclusion<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Congratulations, fellow security geeks! You now possess the knowledge to wield the STRIDE threat model as your weapon of choice in securing your applications. By systematically analyzing and addressing threats according to the STRIDE categories, you&#8217;ll strengthen your system&#8217;s defenses and protect it from potential risks.<\/span><\/p>\n<p><strong>Upskill in Threat Modeling<\/strong><\/p>\n<div class=\"c-message_kit__blocks c-message_kit__blocks--rich_text\">\n<div class=\"c-message__message_blocks c-message__message_blocks--rich_text\" data-qa=\"message-text\">\n<div class=\"p-block_kit_renderer\" data-qa=\"block-kit-renderer\">\n<div class=\"p-block_kit_renderer__block_wrapper p-block_kit_renderer__block_wrapper--first\">\n<div class=\"p-rich_text_block\" dir=\"auto\">\n<div class=\"p-rich_text_section\">The\u00a0<a href=\"https:\/\/www.devsecops.ltd\/certified-threat-modeling-professional\/\">Certified Threat Modeling Professional (CTMP)<\/a>\u00a0course provides hands-on training through browser-based labs, 24\/7 instructor support, and the best learning resources to upskill in Threat Modeling.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"c-message_kit__attachments\">\n<div class=\"c-message_attachment\">\n<div class=\"c-message_attachment__delete_container\"><i data-stringify-type=\"italic\"><br \/>\nStart your journey mastering Threat Modeling today with\u00a0<\/i><i data-stringify-type=\"italic\"><a class=\"c-link\" href=\"https:\/\/www.devsecops.ltd\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-stringify-link=\"https:\/\/www.devsecops.ltd\/\" data-sk=\"tooltip_parent\">Practical DevSecOps<\/a><\/i><i data-stringify-type=\"italic\">!<\/i><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Hey, all security geeks! This time, we are going to make a deep splash inside the world of STRIDE Threat Modeling. Imagine yourself as a superhero of Software System Security who is equipped with tools to find and neutralize enemies that are going to threaten citizens. This article is about how one should apply the [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":230163,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/posts\/230160"}],"collection":[{"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/comments?post=230160"}],"version-history":[{"count":5,"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/posts\/230160\/revisions"}],"predecessor-version":[{"id":242234,"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/posts\/230160\/revisions\/242234"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/media\/230163"}],"wp:attachment":[{"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/media?parent=230160"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/categories?post=230160"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devsecops.ltd\/wp-json\/wp\/v2\/tags?post=230160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}